Knoxville Weather Forecast

    • 56
    • 65

    Rain Showers

    • 53
    • 75

    Mostly Sunny

    • 58
    • 78

    Partly Sunny

    • 62
    • 80

    Slight Chance Thunderstorms

    • 58
    • 79

    Partly Sunny

    • 63
    • 78

    Chance Thunderstorms

    • 68
    • 82

    Chance Thunderstorms

Today 21 Jun Knox

Showers with a chance of Thunderstorms. Locally heavy rainfall possible. Much cooler. Near steady temperature in the lower 60s. East Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 21 Jun Knox

Cloudy. A chance of Showers and Thunderstorms this evening. Near steady temperature in the upper 50s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

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Knoxville Temperature Statistics

June Temperature

Galesburg Municipal Airport (7.5 miles)

  • Lowest 2 June, 2026

    46.4 °F

  • Average June

    70.2 °F

  • Highest 6 June, 2026

    90.3 °F

Climate (2021–2026)

Galesburg Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    52 °F

  • Average High 2021–2026

    62.4 °F
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